and that's why it tends to be warmer in the downtown cities of atlanta and san francisco than the surrounding areas. >> michael: and not only is it where people live you also point out that the jobs affected by climate change like in agriculture impact hispanics and african-americans. >> yeah, any marginalized population is going to feel the effect of climate change irrespective of color, but here in georgia we have seen quite a bit of drought. here in georgia many african-americans particularly in more rural counties work in the agricultural industry farming, and these industries are vulnerable to drought and increased frequency and intensity of drought which many studies suggest will occur as our clie climate changes. >> michael: i think every american, you know, goes to hurricane and thinks about that how it disproportionately affected african-americans in hurricane katrina. one factor was they were living in low-lying areas in new orleans. but this is more about the long-term effect of this. >> exactly. hurricane katrina puts a face on what this particular study talk about, but when we th